Leapers Ultra Slim Handstop Black Helmet and has higher heat dissipation

and has higher heat dissipation performance than standard aluminum

Externally it features a polymer shell

Barrel thread: 14mm CCW Caliber: 6mm Firing mode: Fully automatic

A very robust 1

Leapers Ultra Slim Handstop Black Helmet and has higher heat dissipationCompact and Slim Size Does Not Interfere with Other Accessories and Parts Mounts Bidirectionally, Tailoring to the User's Preference in Handstop Orientation Lightening Cuts Reduce Overall Weight Ergonomically Contoured and Serrated Front and Rear Handstop Faces for a Secure Support Hand Placement Precision Machined from Aircraft Aluminum and Finished in a Matte Black Anodize Includes M LOK Hardware and Installation Tool Color(s) Black Materials